import router from './router'
import store from './store'
import {
  Message
} from 'element-ui'
import NProgress from 'nprogress' // progress bar
import 'nprogress/nprogress.css' // progress bar style
// import { getToken } from '@/utils/auth' // get token from cookie
import getPageTitle from '@/utils/get-page-title'

NProgress.configure({
  showSpinner: false
}) // NProgress Configuration

const whiteList = ['/login'] // no redirect whitelist


router.beforeEach(async (to, from, next) => {
  // start progress bar
  NProgress.start()

  // set page title
  document.title = getPageTitle(to.meta.title)

  // determine whether the user has logged in
  // const hasToken = getToken()
  const hasToken = localStorage.getItem('token');
  if (hasToken) {
    // 检查 token 是否即将过期
    //const decodedToken = localStorage.getItem('token');
    //const currentTime = Date.now();
    //const remainingTime = decodedToken.exp * 1000 - currentTime; // 剩余时间（毫秒）
    // console.log(hasToken)
    // if (remainingTime < 1 * 60 * 60 * 1000) { // 如果剩余时间少于1小时,刷新token
    //   try {
    //     await store.dispatch('user/refreshTokens');
    //   } catch (error) {
    //     console.error(error);
    //   }
    // } else {
      if (to.path === '/login') {
        // if is logged in, redirect to the home page
        next({
          path: '/dashboard/index'
        })
        NProgress.done()
      } else {
        const hasGetUserInfo = store.getters['userName']
        // console.log(hasGetUserInfo)
        // return;
        if (hasGetUserInfo) {
          next()
        } else {
          try {
            // get user info
            await store.dispatch('user/getInfo')
            next()
          } catch (error) {
            // remove token and go to login page to re-login
            await store.dispatch('user/resetToken')
            Message.error(error || 'Has Error')
            next(`/login?redirect=${to.path}`)
            NProgress.done()
          }
        }
      // }
    }

  } else {
    /* has no token*/
    if (whiteList.indexOf(to.path) !== -1) {
      // in the free login whitelist, go directly
      next()
    } else {
      // other pages that do not have permission to access are redirected to the login page.
      next(`/login?redirect=${to.path}`)
      NProgress.done()
    }
  }
})

router.afterEach(() => {
  // finish progress bar
  NProgress.done()
})
